Compare 85215 vs 85223
| Property | 85215 | 85223 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 31 × 51 × 131 × 191 × 231 | 852231 |
| Prime factorization | 3 × 5 × 13 × 19 × 23 | 85223 |
| Divisors count | 32 | 2 |
| Divisors | 1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 95, 115, 195, 247, 285, 299, 345, 437, 741, 897, 1235, 1311, 1495, 2185, 3705, 4485, 5681, 6555, 17043, 28405, 85215 | 1, 85223 |
| Number of properties | 0 | 7 |
| Harmonic primes | 3129th | |
| Isolated primes | 6165th | |
| Long primes | 3140th | |
| Primes | 8298th | |
| Safe primes | 592nd | |
| Sexy primes (1st member) | 2150th | |
| Sophie germain primes | 1038th | |
| Roman numberals | ||
| Base 2 | 101001100110111112 | 101001100111001112 |
| Base 3 | 110222200103 | 110222201023 |
| Base 4 | 1103031334 | 1103032134 |
| Base 5 | 102113305 | 102113435 |
| Base 6 | 14543036 | 14543156 |
| Base 7 | 5033047 | 5033157 |
| Base 8 | 2463378 | 2463478 |
| Base 9 | 1388039 | 1388129 |
| Base 10 | 8521510 | 8522310 |
| Base 11 | 5902911 | 5903611 |
| Base 12 | 4139312 | 4139b12 |
| Base 13 | 2ca3013 | 2ca3813 |
| Base 14 | 230ab14 | 230b514 |
| Base 15 | 1a3b015 | 1a3b815 |
| Base 16 | 14cdf16 | 14ce716 |